RE: Multiple sets in one pdu

On Tue, 2005-12-06 at 17:30 -0800, Yong Chen (yongche) wrote:
> how do I walk through the list in 5.x?
> is that the forth input parameter: 'requests', has all incoming varbinds?
> I just go through it via "request->next"?

Yup.


> Actually I'm doing SET for a table in UCD 4.x style,
> then how do I walk through the incoming varbinds for a SET?

With the v4 style, you'll be passed the varbinds one at a time.
The 'write_xxx' routine will be called for each varbind in turn.

(And then this whole list will be repeated for each pass of
the SET processing - see AGENT.txt for more details).



> The usual basic technique is to walk through the full list of
> assignments, checking them individually and making any preparations for
> acting on them. RESERVE1 ?

Yup.

> Then walk through the list again, updating the individual assignments.
> RESERVE2 ?

Yup.

> Then walk through the list *again*, checking that the final state is
> consistent. ACTION ?

Yup.

> Then walk through the list again, tidying up. COMMIT ?

By George, I think he's got it!


(That's not the only way of organising things, but it's probably
the easiest to understand. I can confuse you more by explaining
some of the alternatives, but only if you actually want to know!)

Dave


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